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[/] [eco32/] [trunk/] [hwtests/] [irqtest/] [irqtest.s] - Blame information for rev 14

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;
; irqtest.s -- test interrupts
;
 
        .set    stacktop,0xC0001000
        .set    tmr_base,0xF0000000
        .set    io_base,0xF0300000
 
reset:
        j       start
 
interrupt:
        j       tmrisr
 
userMiss:
        j       userMiss
 
start:
        add     $29,$0,stacktop
        add     $8,$0,tmr_base
        add     $9,$0,1000
        stw     $9,$8,4
        add     $9,$0,0x02
        stw     $9,$8,0
        add     $9,$0,0x00804000
        mvts    $9,0
        add     $7,$0,'a'-10
loop:
        j       loop
 
tmrisr:
        add     $7,$7,1
        add     $9,$0,'z'+1
        bne     $7,$9,noinit
        add     $7,$0,'a'
noinit:
        add     $4,$7,$0
        jal     out
        add     $8,$0,tmr_base
        add     $9,$0,0x02
        stw     $9,$8,0
        add     $4,$0,' '
        jal     out
        add     $4,$0,' '
        jal     out
        mvfs    $5,0
        add     $6,$0,'S'
        jal     show
        add     $4,$0,' '
        jal     out
        add     $4,$0,' '
        jal     out
        add     $5,$30,$0
        add     $6,$0,'R'
        jal     show
        add     $4,$0,0x0D
        jal     out
        add     $4,$0,0x0A
        jal     out
        rfx
 
show:
        sub     $29,$29,4
        stw     $31,$29,0
        add     $4,$6,$0
        jal     out
        add     $4,$0,' '
        jal     out
        add     $16,$0,32
digit:
        and     $17,$5,0x80000000
        bne     $17,$0,one
zero:
        add     $4,$0,'0'
        jal     out
        j       next
one:
        add     $4,$0,'1'
        jal     out
next:
        sll     $5,$5,1
        sub     $16,$16,1
        bne     $16,$0,digit
        ldw     $31,$29,0
        add     $29,$29,4
        jr      $31
 
out:
        add     $8,$0,io_base
out1:
        ldw     $9,$8,8
        and     $9,$9,1
        beq     $9,$0,out1
        stw     $4,$8,12
        jr      $31

Line No.	Rev	Author	Line
1	14	hellwig	`;`
2			`; irqtest.s -- test interrupts`
3			`;`
4
5			`.set stacktop,0xC0001000`
6			`.set tmr_base,0xF0000000`
7			`.set io_base,0xF0300000`
8
9			`reset:`
10			`j start`
11
12			`interrupt:`
13			`j tmrisr`
14
15			`userMiss:`
16			`j userMiss`
17
18			`start:`
19			`add $29,$0,stacktop`
20			`add $8,$0,tmr_base`
21			`add $9,$0,1000`
22			`stw $9,$8,4`
23			`add $9,$0,0x02`
24			`stw $9,$8,0`
25			`add $9,$0,0x00804000`
26			`mvts $9,0`
27			`add $7,$0,'a'-10`
28			`loop:`
29			`j loop`
30
31			`tmrisr:`
32			`add $7,$7,1`
33			`add $9,$0,'z'+1`
34			`bne $7,$9,noinit`
35			`add $7,$0,'a'`
36			`noinit:`
37			`add $4,$7,$0`
38			`jal out`
39			`add $8,$0,tmr_base`
40			`add $9,$0,0x02`
41			`stw $9,$8,0`
42			`add $4,$0,' '`
43			`jal out`
44			`add $4,$0,' '`
45			`jal out`
46			`mvfs $5,0`
47			`add $6,$0,'S'`
48			`jal show`
49			`add $4,$0,' '`
50			`jal out`
51			`add $4,$0,' '`
52			`jal out`
53			`add $5,$30,$0`
54			`add $6,$0,'R'`
55			`jal show`
56			`add $4,$0,0x0D`
57			`jal out`
58			`add $4,$0,0x0A`
59			`jal out`
60			`rfx`
61
62			`show:`
63			`sub $29,$29,4`
64			`stw $31,$29,0`
65			`add $4,$6,$0`
66			`jal out`
67			`add $4,$0,' '`
68			`jal out`
69			`add $16,$0,32`
70			`digit:`
71			`and $17,$5,0x80000000`
72			`bne $17,$0,one`
73			`zero:`
74			`add $4,$0,'0'`
75			`jal out`
76			`j next`
77			`one:`
78			`add $4,$0,'1'`
79			`jal out`
80			`next:`
81			`sll $5,$5,1`
82			`sub $16,$16,1`
83			`bne $16,$0,digit`
84			`ldw $31,$29,0`
85			`add $29,$29,4`
86			`jr $31`
87
88			`out:`
89			`add $8,$0,io_base`
90			`out1:`
91			`ldw $9,$8,8`
92			`and $9,$9,1`
93			`beq $9,$0,out1`
94			`stw $4,$8,12`
95			`jr $31`

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[/] [eco32/] [trunk/] [hwtests/] [irqtest/] [irqtest.s] - Blame information for rev 14